Definitions
Lasting forever or never fading.
Word origin
From un- + dying.
Used in a sentence
“My abandoned heart Just doesn't understand My undying love for you Won't let me wait”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Eternal”7 letters
Not quite right?
"Search similar patterns."
U______